Sodium Tripolyphosphate(STPP)
HS Code |
955451 |
Chemical Formula | Na5P3O10 |
Molar Mass | 367.864 g/mol |
Appearance | white, granular or powdered solid |
Odor | odorless |
Solubility In Water | soluble |
Ph Of Aqueous Solution | alkaline (around 9 - 10.5) |
Density | 2.49 g/cm³ |
Melting Point | 622 °C |
Hygroscopicity | hygroscopic |
Chelating Ability | able to chelate metal ions |
Buffering Capacity | has buffering properties |
As an accredited Sodium Tripolyphosphate(STPP) factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
Packing | 50 - kg bags of Sodium Tripolyphosphate (STPP), well - sealed for protection. |
Storage | Sodium Tripolyphosphate (STPP) should be stored in a cool, dry place. Keep it in tightly - sealed containers to prevent moisture absorption, as it can deliquesce. Avoid storing near incompatible substances like strong acids. Store away from sources of heat and ignition to ensure safety and maintain its chemical integrity. |
Shipping | Sodium Tripolyphosphate (STPP) is typically shipped in sealed bags or containers to prevent moisture absorption. It should be transported in dry, well - ventilated conditions to avoid any chemical reactions during transit. |
Competitive Sodium Tripolyphosphate(STPP) prices that fit your budget—flexible terms and customized quotes for every order.
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The ancient chemical technology has advanced with the world. Sodium tripolyphosphate, known as "Sodium Tripolyphosphate (STPP) " in English, has traces to follow in the development of its products. At the beginning, chemical sages explored physical properties and worked tirelessly. In modern times, science and technology have become increasingly new, and the process has gradually refined, so as to obtain a wonderful way to prepare this thing.
It was first used in industry, and its efficacy was first apparent. Or it was a builder, which could clean up dirt and make things new. Later, it was involved in a wide range of fields, in food processing, with adjustable quality; in ceramic firing, it could help shape. Therefore, the use of sodium tripolyphosphate has become increasingly widespread, and its influence in the world has deepened. It has become an important chemical product, which has helped the prosperity of the industry. It has continued to evolve with the passage of time and is used by future generations.
Today there is a product named sodium tripolyphosphate, English name Sodium Tripolyphosphate, simply STPP. This is a commonly used product in the chemical industry, and its appearance is mostly white powder. It has a variety of excellent properties and is widely used in industry.
In the field of detergents, it is a key auxiliary agent, which can effectively chelate metal ions in water, help detergents play a stronger decontamination effect, and make the washed product as clean as ever. In the food industry, it is also used as a quality improver to help food retain water and freshness, and maintain good texture and taste. And its production process is mature, made through multiple rigorous processes, with stable and reliable quality. It is indispensable in many industries and is widely used, adding luster to industrial production and daily life.
Sodium tripolyphosphate has a very important position in chemical products. Its color is white and powdery, and it looks fine and uniform. In terms of its physical properties, it has good solubility, can be quickly dissolved in water and dispersed evenly, which makes it favored by many industrial applications.
In terms of chemical properties, sodium tripolyphosphate has a certain chelating ability and can combine with a variety of metal ions to form a stable complex. This property can effectively soften water quality and improve washing effect in the detergent industry. And its chemical properties are relatively stable, and it is not easy to react violently with common substances under normal conditions. However, under specific conditions, in case of strong acid and alkali, corresponding chemical changes will occur, showing its unique chemical activity. Its unique physical and chemical properties are actually indispensable key elements in many industrial fields.
It has a special effect on all kinds of things. When combined with various things, it often produces novel changes, or makes the physical properties better, or makes the reaction smooth. If it is used in a lotion, it can increase its power to clean stains, and it is easy to remove stains. The hardness and softness of the water can also be regulated to make the wash cleaner.
As for the change of its chemical properties, it is also a wonderful thing. After various treatments, different characteristics can be obtained to suit different needs. Or increase its stability, or change its solubility, it can be changed on demand. All this depends on those who study the principles of their transformation, seeking the fickle nature of things, adding all kinds of help to the prosperity of the industry and the good use of things, which is the treasure of the chemical industry.
Although ancient chemistry is not as systematic as today, there are traces of exploration of various substances. The related properties and uses of sodium tripolyphosphate have been well known to everyone through years of precipitation and research and development. The different names reflect the changes of the times and the development of the industry. Although the names are different, they are all of the same quality to meet the diverse needs of production and life and continue to contribute to social progress.
Sodium tripolyphosphate (STPP) is widely used in industrial and daily use. To ensure its safe and smooth use, it is necessary to understand its safety and operation specifications.
As far as storage is concerned, it should be placed in a cool, dry and well-ventilated place. Avoid water, fire and distant heat sources to prevent its qualitative change. If stored in a damp place, it is easy to absorb moisture and agglomerate, which will damage its efficacy. And should not be co-stored with acids, oxidants, etc., to prevent dangerous chemical reactions.
As for the operation, be careful. Operators should wear appropriate protective gear, such as gloves, goggles, etc. If it accidentally touches the skin, rinse with plenty of water quickly; when entering the eyes, rinse with flowing water or normal saline immediately, and seek medical attention immediately.
In terms of the amount used, strict regulations should be followed. In the food industry, it is a quality improver, and excessive dosage is harmful to human health. In detergents, although it can increase the cleaning power, excessive discharge will also cause water eutrophication and damage the ecological environment.
Furthermore, when transporting, ensure that the packaging is intact to prevent its leakage. Handle with care to avoid packaging damage.
In short, the use of sodium tripolyphosphate is related to safety and environmental protection. Only by following safety and operating standards can we obtain its benefits and avoid its harm, making it useful for human well-being.
Sodium tripolyphosphate has its uses in various fields. In the washing industry, it is a builder and can increase the power of decontamination. It can chelate metal ions such as calcium and magnesium in water to soften the water, make the detergent more effective, and clean the clothes.
In the food industry, it also has its function. It can be used as a moisture retainer to keep the moisture of meat products and seafood, making them fresh and tender in texture and better in taste. And it can be used as an acidity regulator to maintain the acid-base balance of food and protect its quality.
In the ceramic industry, it is also indispensable. It can be used as a desiccant to reduce the viscosity of ceramic mud, increase its fluidity, make molding easier, and improve the quality of ceramic products. Therefore, sodium tripolyphosphate is widely used and has important value in various fields.
Guanfu STPP, its properties can help the power of detergents, make stains clean and clean, and it is essential for the washing industry. However, its use also has concerns, or concerns about the environment, such as the dispersion of phosphorus, which causes water bodies to be enriched, and there may be ecological imbalances.
Our scientific researchers should think about the two-way solution. One is to ensure its effectiveness, so that the needs of industrial production and daily use are not lacking; the other is to consider its environmental impact and research ways to improve. Or seek new ways to control, reduce its harm and save its benefits; or find alternatives, but its nature should be as good as STPP.
With time and diligent research, we will be able to achieve good results in the research and development of STPP, which will benefit both this world and future generations.
After years of research, it has been found that if this substance is ingested in excess or exposed for a long time, it may be potentially harmful to the biological body. In white mice, fed with food containing STPP, it was seen that their organs occasionally changed over time, and their metabolism was also disturbed. Moreover, in the aquatic environment, the accumulation of STPP can cause eutrophication of water bodies, harm the habitat of aquatic organisms, and cause ecological imbalance.
From this perspective, the study of STPP toxicity is related to people's livelihood and ecology, and should not be ignored. It is necessary to investigate its harm in order to find a response and ensure the safety of all living things.
As a leading Sodium Tripolyphosphate(STPP) supplier, we deliver high-quality products across diverse grades to meet evolving needs, empowering global customers with safe, efficient, and compliant chemical solutions.

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